TY - JOUR T1 - Effort thrombosis in an American football player. JF - British Journal of Sports Medicine JO - Br J Sports Med SP - 15 LP - 15 DO - 10.1136/bjsm.24.1.15 VL - 24 IS - 1 AU - D A Gorard Y1 - 1990/03/01 UR - http://bjsm.bmj.com/content/24/1/15.abstract N2 - A case of lower limb venous thrombosis occurring in a young male after playing American football is described. The features are compared to the more widely recognized effort thrombosis of the upper limb veins. The possibility of effort thrombosis needs to be considered in athletes presenting with leg injuries. ER -